/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package ai.h2o.sparkling.ml.params

import ai.h2o.sparkling.ml.models.H2OMOJOSettings
import org.apache.spark.ml.param.{Param, Params}

trait HasDataFrameSerializer extends Params {
  protected final val dataFrameSerializer = new Param[String](
    this,
    "dataFrameSerializer",
    "A full name of a serializer used for serialization and deserialization of Spark DataFrames " +
      "to a JSON value within NullableDataFrameParam.")

  setDefault(dataFrameSerializer -> H2OMOJOSettings.default.dataFrameSerializer)

  def getDataFrameSerializer(): String = $(dataFrameSerializer)

}
